Stars and Apparent Brightness

Grade 5 Science Worksheet - Building Confidence

Both stars give off the same amount of light. Circle the star that looks brighter from Earth.

1. 1.

   Star A: 12 light-years away. Star B: 100 light-years away.

   • Star A
   • Star B
2. 2.

   Star A: 400 light-years away. Star B: 800 light-years away.

   • Star A
   • Star B
3. 3.

   Star A: 12 light-years away. Star B: 200 light-years away.

   • Star A
   • Star B
4. 4.

   Star A: 20 light-years away. Star B: 40 light-years away.

   • Star A
   • Star B
5. 5.

   Star A: 12 light-years away. Star B: 4 light-years away.

   • Star A
   • Star B
6. 6.

   Star A: 20 light-years away. Star B: 400 light-years away.

   • Star A
   • Star B
7. 7.

   Star A: 60 light-years away. Star B: 12 light-years away.

   • Star A
   • Star B
8. 8.

   Star A: 40 light-years away. Star B: 4 light-years away.

   • Star A
   • Star B
9. 9.

   Star A: 100 light-years away. Star B: 400 light-years away.

   • Star A
   • Star B
10. 10.

    Star A: 12 light-years away. Star B: 60 light-years away.

    • Star A
    • Star B